{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "protein", "RNA", "DNA", "cell type"], "input": "Nucleotide sequence and PCR analyses demonstrated the presence of novel duplications or deletions involving the NF-kappa B motif ."}
{"cell line": [], "protein": ["NF-kappa B"], "RNA": [], "DNA": ["Nucleotide sequence", "NF-kappa B motif"], "cell type": []}